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<document id="D6FA76EA4A11795A42FF9ED48E954B66" ID-DOI="10.3897/jor.34.134361" ID-ZooBank="E109E0DE-28CE-45CE-BC92-1EC2ECA7ACEB" ID-publisher-id="134361" URI-arpha="BDB2E9C8-B142-5112-96EE-08869B85D435" URI-zoobank="http://zoobank.org/E109E0DE-28CE-45CE-BC92-1EC2ECA7ACEB" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" XM.treatments_approvedBy="admin" article-type="research-article" checkinTime="1744730144034" checkinUser="pensoft" docAuthor="Husemann, Martin, Schall, Ole-Kristian Odin, Uchida, Kei & Kotthoff, Ulrich" docDate="2025" docId="19A194A15E67579E9D7A2C23368C5336" docLanguage="en" docName="Journal of Orthoptera Research 34(1): 151-157" docOrigin="Journal of Orthoptera Research 34 (1)" docSource="https://jor.pensoft.net/article/134361/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Burmeumastax lexiae Husemann, Schall, Uchida & Kotthoff, 2025, sp. nov." docType="treatment" docVersion="2" dtd-version="3.0" lastPageNumber="157" masterDocId="BDB2E9C8B142511296EE08869B85D435" masterDocTitle="The first Cretaceous Eumastacoidea (Orthoptera, Caelifera) from Burmese amber" masterLastPageNumber="157" masterPageNumber="151" pageNumber="151" updateTime="1744733438685" updateUser="admin">
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<mods:mods id="3B934129799739A71D281E1A692203A9" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="119CF93DF79EF30A101D6C2DA85E3B61">
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<mods:title id="0B7CEE8BB83EB1F6A4935E753C47A455">The first Cretaceous Eumastacoidea (Orthoptera, Caelifera) from Burmese amber</mods:title>
|
||||
</mods:titleInfo>
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<mods:name id="B22F8B2D8D34984574F46B046F182BCB" type="personal">
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<mods:roleTerm id="CF36C5E914EAFEE4D29CA546ED72DCDC">Author</mods:roleTerm>
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||||
</mods:role>
|
||||
<mods:namePart id="1A8E7793601D88204EAB6B74E2F110BB">Husemann, Martin</mods:namePart>
|
||||
<mods:nameIdentifier id="23382D50969BF7EB7DBDFE92C27CDE22" type="ORCID">0000-0001-5536-6681</mods:nameIdentifier>
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||||
<mods:affiliation id="3D9E155F515E9DC330EDC4381EC6FA4E">Staatliches Museum für Naturkunde Karlsruhe (SMNK), Erbprinzenstraße 13, 76133 Karlsruhe, Germany.</mods:affiliation>
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</mods:name>
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<mods:name id="EBF83928C983788DA866D0494FAE2C86" type="personal">
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<mods:roleTerm id="45045917A34A0590A874E89FA79C94F6">Author</mods:roleTerm>
|
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</mods:role>
|
||||
<mods:namePart id="025F6499071198F59BFF8F505CB5B4B8">Schall, Ole-Kristian Odin</mods:namePart>
|
||||
<mods:nameIdentifier id="7A8D2C63098A0215E78DB5B5D25A4CA8" type="ORCID">https://orcid.org/0009-0002-1784-6064</mods:nameIdentifier>
|
||||
<mods:affiliation id="468FC2D031E15A0EBE8CE0C9B26C7BF5">Leibniz Institute for the Analysis of Biodiversity Change (LIB), Centres for Biomonitoring and Conservation Science, Center for Taxonomy and Morphology, Museum of Nature Hamburg, 20146 Hamburg, Germany.</mods:affiliation>
|
||||
</mods:name>
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<mods:name id="11A166772AC882C509B1A5B33C9D700D" type="personal">
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<mods:role id="C4F9DDED914A00FB5FE1F370A53F390E">
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<mods:roleTerm id="82AD192343DC8664175C04E866875963">Author</mods:roleTerm>
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</mods:role>
|
||||
<mods:namePart id="4F56A8F3EBD92BB76E74C30A76FDECA4">Uchida, Kei</mods:namePart>
|
||||
<mods:affiliation id="E3585DADD6D1B4C4B841E2EF2731FFE6">Institute for Sustainable Agro-Ecosystem Services, The University of Tokyo, Nishi-Tokyo 188 - 0002, Japan.</mods:affiliation>
|
||||
</mods:name>
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<mods:name id="9DD5E5B9B8599AFECF12D82DDFFEFC06" type="personal">
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<mods:roleTerm id="4E579AF8044344B424D704C3AD17E535">Author</mods:roleTerm>
|
||||
</mods:role>
|
||||
<mods:namePart id="8AC2BC4D97FBECD3EAE1424209E6B23A">Kotthoff, Ulrich</mods:namePart>
|
||||
<mods:affiliation id="637A6FA0101B1737C236961EFEBF4E1B">Leibniz Institute for the Analysis of Biodiversity Change (LIB), Centres for Biomonitoring and Conservation Science, Center for Taxonomy and Morphology, Museum of Nature Hamburg, 20146 Hamburg, Germany.</mods:affiliation>
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</mods:name>
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<mods:typeOfResource id="A24382466A7CF786A49897B07262236D">text</mods:typeOfResource>
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<mods:titleInfo id="79E92B545761E9A97AF91F976670A77F">
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<mods:title id="5EF0A4DA74E67C8CF812704C1F119F4D">Journal of Orthoptera Research</mods:title>
|
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</mods:titleInfo>
|
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<mods:part id="13D06868D2ABCE5FF4C212A87747EF4C">
|
||||
<mods:date id="BB3EE81364E924B79E9FE06CBE013395">2025</mods:date>
|
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<mods:detail id="8459A63AC54C91CD4C56D7086CEE716C" type="pubDate">
|
||||
<mods:number id="350F1B87456F0D38FA87AEA238C8CBE6">2025-04-15</mods:number>
|
||||
</mods:detail>
|
||||
<mods:detail id="D34889AF6A3908CD8A851292E6AF61E4" type="volume">
|
||||
<mods:number id="A0710F7EFE4EE598564547128D5FD567">34</mods:number>
|
||||
</mods:detail>
|
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<mods:detail id="B4449306C4E186FB19E20C14383A3A79" type="issue">
|
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<mods:number id="84E21F03D9B82466088AD966D98DF237">1</mods:number>
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</mods:detail>
|
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<mods:extent id="93A420C1F62764391FB0249E187D44AF" unit="page">
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<mods:start id="47298C1A2647BCC670D73D80CE7862A0">151</mods:start>
|
||||
<mods:end id="B4934B5DF4C61283276071CAF730D661">157</mods:end>
|
||||
</mods:extent>
|
||||
</mods:part>
|
||||
</mods:relatedItem>
|
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<mods:classification id="BAFE8933B6FB8CDA852095A26D68515F">journal article</mods:classification>
|
||||
<mods:identifier id="5D8752C86E2DA533EDA7C20B0E18320A" type="DOI">10.3897/jor.34.134361</mods:identifier>
|
||||
<mods:identifier id="B990C8E1A632861B5D8F1720C2C5141F" type="ZooBank">E109E0DE-28CE-45CE-BC92-1EC2ECA7ACEB</mods:identifier>
|
||||
</mods:mods>
|
||||
<treatment id="19A194A15E67579E9D7A2C23368C5336" ID-arpha="19A194A1-5E67-579E-9D7A-2C23368C5336" ID-zoobank="https://zoobank.org/8ADE9042-8A9B-4419-BA8F-AA20D502166D" LSID="urn:lsid:plazi:treatment:19A194A15E67579E9D7A2C23368C5336" LSID-ZBK="urn:lsid:zoobank.org:act:8ADE9042-8A9B-4419-BA8F-AA20D502166D" httpUri="http://treatment.plazi.org/id/19A194A15E67579E9D7A2C23368C5336" scope_family="Eumastacidae" scope_order="Orthoptera" scope_subOrder="Caelifera" scope_superFamily="Eumastacoidea">
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||||
<subSubSection id="91EA5F73C011484F281329D433233FE2" type="nomenclature">
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||||
<paragraph id="7E3483368690A4FFBA12E263EF6D83BD">
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||||
<taxonomicName id="A4031A1E6459806FCA5EAFA3115C8A4D" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="lexiae" status="sp. nov." superFamily="Eumastacoidea">
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||||
<emphasis id="A6DF53EDA844C9675AD98BAA7C753AA4" italics="true">Burmeumastax lexiae</emphasis>
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||||
</taxonomicName>
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<taxonomicNameLabel id="CCD2025FAF14B76CA8F359D95B766129" rank="species">sp. nov.</taxonomicNameLabel>
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||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="BB007BEBE8D03331DE7D9F1D0E993C38" type="description">
|
||||
<paragraph id="8A672B160C95DCEA3FC4DA45BEE0C895">
|
||||
<figureCitation id="21934DB4AA649009393F2B07D0855D9F" captionStart="Fig. 3" captionStartId="F3" captionText="Fig. 3. Burmeumastax lexiae gen. et sp. nov. holotype male GPIH _ 07011. A, B. Image and drawing of specimen’s right side, respectively. C. and D. Image and drawing of specimen’s left side, respectively. E, F. Image and interpretative drawing of the abdominal region including external genitalia. Abbreviations: abd = abdomen; tg = forewing; mt = metatibia; mf = metafemur; pr = pronotum; h = head; ptl = prothoracic leg; pa = palpus; msl = mesothoracic leg; e = eye; lat = last abdominal tergite; ce = cercus; sap = supra-anal plate; sgp = sub-genital plate. Scale bars: 5 mm (A, B, C, D); 1 mm (E, F)." figureDoi="10.3897/jor.34.134361.fig3" httpUri="https://binary.pensoft.net/fig/1308454">Figs 3</figureCitation>
|
||||
,
|
||||
<figureCitation id="D1732C8AC4591AA004C417BCD2E9A8E5" captionStart="Fig. 4" captionStartId="F4" captionText="Fig. 4. Burmeumastax lexiae gen. et sp. nov. holotype male GPIH _ 07011. A. Detail of the head. B. Detail of the pronotum. Abbreviations: pg = pronotal groove. Scale bars: 1 mm." figureDoi="10.3897/jor.34.134361.fig4" httpUri="https://binary.pensoft.net/fig/1308455">4</figureCitation>
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||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="SECID0EPQAE" type="Holotype.">
|
||||
<paragraph id="110F7461BFF894FCCCD48826CA1B5ABC">
|
||||
<heading id="BD402EA2BD1067D8F905D4E72CBC3181" reason="title">
|
||||
<emphasis id="242800C79F8C5F7006966526709F7446" italics="true">
|
||||
<typeStatus id="03B28EA5A5570900569A626E771D6BCD" type="holotype">Holotype</typeStatus>
|
||||
.
|
||||
</emphasis>
|
||||
—
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="7D512F0CF78B515534A706D0C92545F8">
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||||
<materialsCitation id="5237148C9DF97BECCF8B907990CE982D" collectionCode="LIB" country="Myanmar" county="Sagaing Division" location="Hkamti" specimenCode="GPIH 07011" specimenCount="1" specimenCount-male="1" stateProvince="Kachin State" typeStatus="holotype">
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<specimenCount id="31E9D609495B009E7F5D9CB55EDA243A" count="1" type="male">Male</specimenCount>
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; possibly nymph. Deposited in the amber collection of the
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<collectionCode id="4F6809236A439C4ACED874F5B15631F7">LIB</collectionCode>
|
||||
(
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||||
<specimenCode id="D1AD3A889F9447DDEC2D94797D1E6901" collectionCode="GPIH" country="Germany" httpUri="http://grbio.org/cool/8qxf-pkip" name="Geologisch-Palaeontologiches Institut der Universitt Haemburg" type="">GPIH 07011</specimenCode>
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), Leibniz Institute for the Analysis of Biodiversity Change, Hamburg, Germany.
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</materialsCitation>
|
||||
</paragraph>
|
||||
</subSubSection>
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||||
<subSubSection id="SECID0EXQAE" type="etymology">
|
||||
<paragraph id="0A7AA52D6F3E7138F7EC11F4AE170EF1">
|
||||
<heading id="1BB9320D41660D06E88E33FD3DEF06D5" reason="title">
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||||
<emphasis id="4A4808F00A6DF532125D6D8099B256F1" italics="true">Etymology.</emphasis>
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—
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</heading>
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</paragraph>
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<paragraph id="203EA97050981CE67ADC62774C99C368">The species is named after Lexi Husemann, the daughter of the first author of the study.</paragraph>
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</subSubSection>
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<subSubSection id="SECID0E6QAE" type="Locality and horizon.">
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<paragraph id="7199E24E30527BA8BF30DB3EE03B95CA">
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||||
<heading id="24958D975D5C447B004ED7CD23E60601" reason="title">
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<emphasis id="5E8AE03355F748B071F0A33A806DC6F5" italics="true">Locality and horizon.</emphasis>
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—
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</heading>
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</paragraph>
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<paragraph id="E7E8FDF67E4E0E106D91D0E35F5C8C26">
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The specimen was included in amber found in
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<location id="82C1AC692B7EA8EEE556931A6C17CB91" LSID="urn:lsid:plazi:treatment:19A194A15E67579E9D7A2C23368C5336:82C1AC692B7EA8EEE556931A6C17CB91" country="Myanmar" county="Sagaing Division" name="Hkamti" stateProvince="Kachin State">Hkamti</location>
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,
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<collectingCounty id="892DAA4ECE27F2E9E66B423F5FA4E085">Sagaing Division</collectingCounty>
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||||
, Myanmar or Tanai,
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<collectingRegion id="71B8DCC488C676037B9331E55396A96D" country="Myanmar" name="Kachin">Kachin State</collectingRegion>
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Burma,
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<collectingCountry id="5248258E069CC7916435C2D2622C1FE6" name="Myanmar">Myanmar</collectingCountry>
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, two nearby amber mining locations. The amber from Hkamti is ca. 110 My old, and the amber from Tanai is ca. 99 My old.
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</paragraph>
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</subSubSection>
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<subSubSection id="SECID0EHRAE" type="diagnosis">
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<paragraph id="20FE6A512107A554629731CB2F828254">
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||||
<heading id="A2423DA36DC1526EA537B40375EB47BD" reason="title">
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<emphasis id="887D4BFF192785BBB1ED3170FE9A5E0F" italics="true">Diagnosis.</emphasis>
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—
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</heading>
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</paragraph>
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<paragraph id="7C9E15BE5F8864C2981AA92AE2D14C10">Same as for genus, since this is the only species.</paragraph>
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</subSubSection>
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<subSubSection id="SECID0EPRAE" type="description">
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<paragraph id="1F5467CEF0C92047456EB7A4AA8629A2">
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||||
<heading id="1F85683E41B289655C20B7078C3A3E03" reason="title">
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||||
<emphasis id="6944246AF41E516834E6242286439F71" italics="true">Description.</emphasis>
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—
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</heading>
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</paragraph>
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<paragraph id="03F4FBF44B7F26084D32A24D09F754E8">
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Body long and slender, about seven times as long as high. Body length (tip of head to tip of abdomen)
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||||
<quantity id="C54BE7F3918C90C7B3CD64EF1F162523" metricMagnitude="-3" metricUnit="m" metricValue="7.53" unit="mm" value="7.53">7.53 mm</quantity>
|
||||
;
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||||
<quantity id="4EE11C9124878844959D7FC83D1386B9" metricMagnitude="-3" metricUnit="m" metricValue="1.03" unit="mm" value="1.03">1.03 mm</quantity>
|
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high (measured right in front of metathoracic leg).
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</paragraph>
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||||
<paragraph id="02683A9468C6AF23AFB0A3C7748E8DF0">
|
||||
<emphasis id="C2EF4E219AB44E1F8E64E3B1DB4A1D4A" bold="true">
|
||||
<emphasis id="C68583069361D8386181649BA2359939" bold="true" italics="true">Head</emphasis>
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||||
.
|
||||
</emphasis>
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||||
— Twice as high as wide and twice as high as body height. Top of head capsule to bottom tip of mouth parts,
|
||||
<quantity id="9EF577E7D9815937C328C5CA31929CF7" metricMagnitude="-3" metricUnit="m" metricValue="2.05" unit="mm" value="2.05">2.05 mm</quantity>
|
||||
;
|
||||
<quantity id="EC485DF8B82F09A80FBB89152BC7B026" metricMagnitude="-3" metricUnit="m" metricValue="1.03" unit="mm" value="1.03">1.03 mm</quantity>
|
||||
width at widest point (eye level). Fastigium not elongated. Eyes large, ellipsoid, and laterally protruding from head. Eyes take up almost half the head height and are about twice as high as wide. Eye top to bottom
|
||||
<quantity id="4FC64C228EF07194ECA7BF9F7B5C58E9" metricMagnitude="-4" metricUnit="m" metricValue="8.7" unit="mm" value="0.87">0.87 mm</quantity>
|
||||
long,
|
||||
<quantity id="DBE2E0AAD12B35117E573BDDEC46FA48" metricMagnitude="-4" metricUnit="m" metricValue="4.5" unit="mm" value="0.45">0.45 mm</quantity>
|
||||
wide. Distance from bottom of the eye to bottom of the head,
|
||||
<quantity id="7F74A4FCD5C28B391292C43675681C8F" metricMagnitude="-3" metricUnit="m" metricValue="1.2" unit="mm" value="1.2">1.2 mm</quantity>
|
||||
. Interocular distance (measured at top of head),
|
||||
<quantity id="0A39587508065CB15EC72BA3906F07B8" metricMagnitude="-4" metricUnit="m" metricValue="3.2" unit="mm" value="0.32">0.32 mm</quantity>
|
||||
. Antennae missing except antennal bud, which is
|
||||
<quantity id="B8DB66655CEE305D468DD16476953F6D" metricMagnitude="-4" metricUnit="m" metricValue="3.2" unit="mm" value="0.32">0.32 mm</quantity>
|
||||
long and reminiscent of a pinecone with scales closed. Antennal bud located right in front of the bottom of the eyes. Lower face slightly oblique in profile with mouthparts forming a cone or almost triangular shape. Right maxillary palpus 7 - segmented,
|
||||
<quantity id="AE63C0EC4D389C7A416B72EA8C731EA5" metricMagnitude="-4" metricUnit="m" metricValue="8.7" unit="mm" value="0.87">0.87 mm</quantity>
|
||||
long in total.
|
||||
</paragraph>
|
||||
<paragraph id="4078D767F5B98341AC1D21C95BEB1A43">
|
||||
<emphasis id="21C3B77E9438C5BC8625D4F8C63280FE" bold="true">
|
||||
<emphasis id="291059C2EFD4D4DFE60A1BA574AFFFE3" bold="true" italics="true">Thorax</emphasis>
|
||||
.
|
||||
</emphasis>
|
||||
— Thoracic height
|
||||
<quantity id="39E7E4FA6F20F4AF39FFFBA345A43231" metricMagnitude="-3" metricUnit="m" metricValue="1.06" unit="mm" value="1.06">1.06 mm</quantity>
|
||||
, of which
|
||||
<quantity id="AD6B02ECA3647293C0A94751C863AE39" metricMagnitude="-4" metricUnit="m" metricValue="5.8" unit="mm" value="0.58">0.58 mm</quantity>
|
||||
is covered by the pronotum. Pronotum
|
||||
<quantity id="3A5302FA9C0BB64AE3E56973F4CD6573" metricMagnitude="-3" metricUnit="m" metricValue="1.31" unit="mm" value="1.31">1.31 mm</quantity>
|
||||
long dorso-laterally, slightly shorter at
|
||||
<quantity id="4E77AB2D708B835F7CA8DB5DCB564294" metricMagnitude="-3" metricUnit="m" metricValue="1.12" unit="mm" value="1.12">1.12 mm</quantity>
|
||||
ventro-laterally. Pronotum saddle-like, covering the thorax with distinct elevation. Pronotum marked by two distinct grooves on its dorsal surface, one smooth anteriorly, second sharp posteriorly.
|
||||
</paragraph>
|
||||
<paragraph id="972A296984810B1091D974B712977D07">
|
||||
<emphasis id="30DC54DB63733D6FF659EA3D2CC23A58" bold="true">
|
||||
<emphasis id="EAF7F7C331A4D16BE6B90C27FA7A7DA4" bold="true" italics="true">Wings</emphasis>
|
||||
.
|
||||
</emphasis>
|
||||
— Brachypterous. Short wing buds can be seen sticking out from under the posterior margin of the pronotum. Wing buds ca.
|
||||
<quantity id="3BDE815E58114A83F52227470BB91733" metricMagnitude="-4" metricUnit="m" metricValue="4.2" unit="mm" value="0.42">0.42 mm</quantity>
|
||||
long.
|
||||
</paragraph>
|
||||
<paragraph id="FDF0D0C80BB9748F436788A0E3287326">
|
||||
<emphasis id="80B5A0C7032BAF571DB406503C734885" bold="true">
|
||||
<emphasis id="CA9CB819862CD48992DF84DC80658EDA" bold="true" italics="true">Legs</emphasis>
|
||||
.
|
||||
</emphasis>
|
||||
— Prothoracic leg: only preserved up to femur. Long and slender. Preserved part
|
||||
<quantity id="621CD613B2DCA052F7E277331E495619" metricMagnitude="-3" metricUnit="m" metricValue="1.64" unit="mm" value="1.64">1.64 mm</quantity>
|
||||
long. Mesothoracic leg: only preserved up to femur. Long and slender. Preserved part
|
||||
<quantity id="5B0D5C789265776E276C7D6DD2CFCCCF" metricMagnitude="-3" metricUnit="m" metricValue="2.36" unit="mm" value="2.36">2.36 mm</quantity>
|
||||
long. Metathoracic leg: femur very long, length / width ratio
|
||||
<quantity id="3350465A860BB86EAF935F6FFE6277D8" metricMagnitude="-3" metricUnit="m" metricValue="4.2" unit="mm" value="4.2">4.2 mm</quantity>
|
||||
/
|
||||
<quantity id="18BD5CF694D29977C01F1A2D25FF51F2" metricMagnitude="-4" metricUnit="m" metricValue="7.7" unit="mm" value="0.77">0.77 mm</quantity>
|
||||
= 5.5; thinning distally. Tibia thinning further along its length of more than
|
||||
<quantity id="31FDB1E2D93575C7711E4556FACE95DB" metricMagnitude="-3" metricUnit="m" metricValue="4.0" unit="mm" value="4.0">4 mm</quantity>
|
||||
(metatibia not fully preserved) until it shares a width similar to pro- and mesofemur. Dorsal margin of metafemur on proximal half with spaced short fine hairs, which are replaced by small spines on distal half. Spines continuing along the dorsal margin of metatibia and getting larger distally (
|
||||
<quantity id="384D8377931509E8E8721BE86DE00597" metricMagnitude="-5" metricUnit="m" metricValue="3.0" unit="mm" value="0.03">0.03 mm</quantity>
|
||||
–
|
||||
<quantity id="411C84FA0943212A3DD790AC8CE63695" metricMagnitude="-4" metricUnit="m" metricValue="1.2" unit="mm" value="0.12">0.12 mm</quantity>
|
||||
). Dislocated object in bottom left area probably left metatibia:
|
||||
<quantity id="6A7994DC0C177AB06029F2BB030A34B6" metricMagnitude="-3" metricUnit="m" metricValue="4.04" unit="mm" value="4.04">4.04 mm</quantity>
|
||||
long (including three spines at distal end; these spines may be the apical spines of the metatibia).
|
||||
</paragraph>
|
||||
<paragraph id="3E8ADD9DC3CB5557BBB6AE001B74EEF8">
|
||||
<emphasis id="D6DA73E54CDCD56B689F8C51B9ADFD10" bold="true">
|
||||
<emphasis id="9D337F6DFA32BD79BE0327C3FF364B59" bold="true" italics="true">Abdomen</emphasis>
|
||||
.
|
||||
</emphasis>
|
||||
— Abdomen with a distinct hump at the position of metathoracic legs. Last abdominal tergite made up of five to seven individual plates that cover the dorsal part of the genitalia like a ring. Dorsal (= middle) plate setulose. Supra-anal plate elongate, triangular. Sub-genital plate bulbous with central fold apically and lateral cercus-like lobes. Real cercus slender, ca.
|
||||
<quantity id="3EB13AB30D0AEE13C0D90360859C8F7D" metricMagnitude="-4" metricUnit="m" metricValue="4.699999999999999" unit="mm" value="0.47">0.47 mm</quantity>
|
||||
long. Sub-genital plate and cercus setulose.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="SECID0E1SAE" type="remarks">
|
||||
<paragraph id="C256A0CB5AB2CC65D0FB8D6EE79F0193">
|
||||
<heading id="51E6D005036ADD6BBB7EFFA1E7F8A62C" reason="title">
|
||||
<emphasis id="F023DA7DB2042E2FDFC77CADE45DC48C" italics="true">Remarks.</emphasis>
|
||||
—
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="D4C4B2D7B52CC159EB37A35ED0FEC44D">
|
||||
Based on the short wing buds and the small body size,
|
||||
<taxonomicName id="4A68DB691B29FB593F5FEA2A212EE54E" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="lexiae">
|
||||
<emphasis id="E13EC026DBE3FFA077679DC662B74CB9" italics="true">Burmeumastax lexiae</emphasis>
|
||||
</taxonomicName>
|
||||
may be a nymph. This is further supported by the abdomen not being curved upwards, as is the case in several male
|
||||
<taxonomicName id="C8BBF181923363BDA353499FA34C3C5A" authorityName="Burr" authorityYear="1899" class="Insecta" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="superFamily" superFamily="Eumastacoidea">Eumastacoidea</taxonomicName>
|
||||
, for example
|
||||
<taxonomicName id="E3EC95D0830B6D4D2745294D85225A51" authority="Rowell and Perez-Gelabert, 2006" authorityName="Rowell and Perez-Gelabert" authorityYear="2006" class="Insecta" family="Episactidae" genus="Paralethus" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="insolitus">
|
||||
<emphasis id="57A4B44F2F4A7DDBD6E7E316F8FF173D" italics="true">Paralethus insolitus</emphasis>
|
||||
<bibRefCitation id="00475D22466ABDC0935EE9DE7FDB94E6" DOI="10.1665/1082-6467(2006)15[191:TSOTER]2.0.CO;2" author="Rowell CHF & Perez-Gelabert DE" refId="B26" refString="Rowell CHF, Perez-Gelabert DE (2006) The status of the Espagnolinae (Rehn 1948) and other subfamilies of the Episactidae (Descamps 1973) (Eumastacoidea, Caelifera, Orthoptera), with description of two new genera, Paralethus and Neibamastax. Journal of Orthoptera Research 15: 191 - 240. https://doi.org/10.1665/1082-6467(2006)15[191:TSOTER]2.0.CO;2" year="2006">Rowell and Perez-Gelabert, 2006</bibRefCitation>
|
||||
</taxonomicName>
|
||||
or
|
||||
<taxonomicName id="F4F4CB00DB346055D2A38E77579B099F" authority="Rehn & Rehn, 1934" authorityName="Rehn & Rehn" authorityYear="1934" class="Insecta" family="Episactidae" genus="Episactus" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="tristani">
|
||||
<emphasis id="18FC29FB25D8C763CD0236C8EF703A3B" italics="true">Episactus tristani</emphasis>
|
||||
<bibRefCitation id="2023FA0D39B6E901560E115D44A1DE82" author="Rehn JAG & Rehn JWH" journalOrPublisher="Memoirs of the American Entomological Society" pagination="1-84" refId="B23" refString="Rehn JAG, Rehn JWH (1934) The Eumasticinae (Orthopt., Acrididae) of southern Mexico and Central America. Memoirs of the American Entomological Society 8: 1-84." title="The Eumasticinae (Orthopt., Acrididae) of southern Mexico and Central America." volume="8" year="1934">Rehn & Rehn, 1934</bibRefCitation>
|
||||
</taxonomicName>
|
||||
. However, in other species, such as
|
||||
<taxonomicName id="A2946A07694FFF4A77AF35C0C915393F" authority="(Rehn & Rehn, 1939)" baseAuthorityName="Rehn & Rehn" baseAuthorityYear="1939" class="Insecta" family="Episactidae" genus="Teicophrys" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="robertsi">
|
||||
<emphasis id="CC629AEE3B48AC1EE7F865E23DEEB101" italics="true">Teicophrys robertsi</emphasis>
|
||||
(
|
||||
<bibRefCitation id="C56F513E6A938305B97A4856F904AD52" author="Rehn JAG & Rehn JWH" journalOrPublisher="Transactions of the American Entomological Society" pagination="61-96" refId="B24" refString="Rehn JAG, Rehn JWH (1939) Studies of certain Cyrtacanthacridoid genera (Orthoptera: Acrididae). Part I. The Podisma Complex. Transactions of the American Entomological Society 65: 61-96." title="Studies of certain Cyrtacanthacridoid genera (Orthoptera: Acrididae). Part I. The Podisma Complex." volume="65" year="1939">Rehn & Rehn, 1939</bibRefCitation>
|
||||
)
|
||||
</taxonomicName>
|
||||
, the male abdomen is straight.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
241
data/A0/63/2F/A0632F05551B51B9829B94B48E534797.xml
Normal file
241
data/A0/63/2F/A0632F05551B51B9829B94B48E534797.xml
Normal file
|
|
@ -0,0 +1,241 @@
|
|||
<document id="6E6ABDE95DABAE13A5B96FBF49D3DBAE" ID-DOI="10.3897/jor.34.134361" ID-ZooBank="E109E0DE-28CE-45CE-BC92-1EC2ECA7ACEB" ID-publisher-id="134361" URI-arpha="BDB2E9C8-B142-5112-96EE-08869B85D435" URI-zoobank="http://zoobank.org/E109E0DE-28CE-45CE-BC92-1EC2ECA7ACEB" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" XM.treatments_approvedBy="admin" article-type="research-article" checkinTime="1744730144034" checkinUser="pensoft" docAuthor="Husemann, Martin, Schall, Ole-Kristian Odin, Uchida, Kei & Kotthoff, Ulrich" docDate="2025" docId="A0632F05551B51B9829B94B48E534797" docLanguage="en" docName="Journal of Orthoptera Research 34(1): 151-157" docOrigin="Journal of Orthoptera Research 34 (1)" docSource="https://jor.pensoft.net/article/134361/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Burmeumastax Husemann, Schall, Uchida & Kotthoff, 2025, gen. nov." docType="treatment" docVersion="2" dtd-version="3.0" lastPageNumber="157" masterDocId="BDB2E9C8B142511296EE08869B85D435" masterDocTitle="The first Cretaceous Eumastacoidea (Orthoptera, Caelifera) from Burmese amber" masterLastPageNumber="157" masterPageNumber="151" pageNumber="151" updateTime="1744733438685" updateUser="admin">
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<mods:mods id="FDF4D3FD2045D8CFCA790CBEA59A8481" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="B1DBBBB0F81985E76D7A96EF6ED3025E">
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<mods:title id="21BAF36F0100C5A68B669CADF9D503BD">The first Cretaceous Eumastacoidea (Orthoptera, Caelifera) from Burmese amber</mods:title>
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</mods:titleInfo>
|
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<mods:name id="62A2350E3CA86E05BD75194C929B9DF1" type="personal">
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</mods:role>
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<mods:namePart id="863250869AF2C596BD561C0E2A570EAC">Husemann, Martin</mods:namePart>
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<mods:nameIdentifier id="7A111274837D84A73E1C858E4616D5F3" type="ORCID">0000-0001-5536-6681</mods:nameIdentifier>
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<mods:affiliation id="78124C3769B71272C548038312ACC2FB">Staatliches Museum für Naturkunde Karlsruhe (SMNK), Erbprinzenstraße 13, 76133 Karlsruhe, Germany.</mods:affiliation>
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|
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<mods:name id="304F0416877EEBC7F5060BB697CAA4EF" type="personal">
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<mods:roleTerm id="97CB62634C57090758378F293361D3DD">Author</mods:roleTerm>
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</mods:role>
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||||
<mods:namePart id="A513E2F32FED2A1814F2249737B56CE7">Schall, Ole-Kristian Odin</mods:namePart>
|
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<mods:nameIdentifier id="6BFBA173B6C788A98BC64595AA3261DA" type="ORCID">https://orcid.org/0009-0002-1784-6064</mods:nameIdentifier>
|
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<mods:affiliation id="B478B2A97E5232ED4D41A17DE87E9667">Leibniz Institute for the Analysis of Biodiversity Change (LIB), Centres for Biomonitoring and Conservation Science, Center for Taxonomy and Morphology, Museum of Nature Hamburg, 20146 Hamburg, Germany.</mods:affiliation>
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</mods:name>
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<mods:name id="F6674618F91CF37A7005414445533349" type="personal">
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<mods:roleTerm id="83D4935F2AAA4C9C4EE8C326499445A6">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="63125D887C8A020040BDE8FACB52BFD3">Uchida, Kei</mods:namePart>
|
||||
<mods:affiliation id="356FAA5EDC808E69DC94EE99B0D8E6C6">Institute for Sustainable Agro-Ecosystem Services, The University of Tokyo, Nishi-Tokyo 188 - 0002, Japan.</mods:affiliation>
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|
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|
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</mods:role>
|
||||
<mods:namePart id="D00E41305CBF604E224869DD2AD068FA">Kotthoff, Ulrich</mods:namePart>
|
||||
<mods:affiliation id="5430B85C169B672EB1670D15321A47B6">Leibniz Institute for the Analysis of Biodiversity Change (LIB), Centres for Biomonitoring and Conservation Science, Center for Taxonomy and Morphology, Museum of Nature Hamburg, 20146 Hamburg, Germany.</mods:affiliation>
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<mods:typeOfResource id="4CF2DED7065DB1D29A70E5D263399E2F">text</mods:typeOfResource>
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<mods:title id="CE6C1E1532AC5C61357CE0FDFC05F8D7">Journal of Orthoptera Research</mods:title>
|
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</mods:titleInfo>
|
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<mods:part id="BB1D2AF5956574184CAF0EB7517FF743">
|
||||
<mods:date id="8F429E5B17FDC8C8B227F562475A04F8">2025</mods:date>
|
||||
<mods:detail id="253FA1A44687F2D58D38C69D4A42F3BF" type="pubDate">
|
||||
<mods:number id="85D9E2B543F9DBD5820DF8353A680130">2025-04-15</mods:number>
|
||||
</mods:detail>
|
||||
<mods:detail id="AF7AC8BF59E2114E7EC3A76351AE92E9" type="volume">
|
||||
<mods:number id="0C93ABD2E585691088A6A9C7D51ADC67">34</mods:number>
|
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</mods:detail>
|
||||
<mods:detail id="F87E18C56FF42940109A9F4D7B38BCD5" type="issue">
|
||||
<mods:number id="2D6CE778A5383C96AEDED1B6696889AC">1</mods:number>
|
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|
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|
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|
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|
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|
||||
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|
||||
<mods:classification id="F41920C9C3F827FE1C0537276CFEF366">journal article</mods:classification>
|
||||
<mods:identifier id="61F8452BD38E0AFECD136280D1C9E393" type="DOI">10.3897/jor.34.134361</mods:identifier>
|
||||
<mods:identifier id="3F4CEACFA63488A7FFCB441CFCEB32FC" type="ZooBank">E109E0DE-28CE-45CE-BC92-1EC2ECA7ACEB</mods:identifier>
|
||||
</mods:mods>
|
||||
<treatment id="A0632F05551B51B9829B94B48E534797" ID-arpha="A0632F05-551B-51B9-829B-94B48E534797" ID-zoobank="https://zoobank.org/ABF7E387-DE54-4B5F-9C02-FD02DAC904F5" LSID="urn:lsid:plazi:treatment:A0632F05551B51B9829B94B48E534797" LSID-ZBK="urn:lsid:zoobank.org:act:ABF7E387-DE54-4B5F-9C02-FD02DAC904F5" httpUri="http://treatment.plazi.org/id/A0632F05551B51B9829B94B48E534797" scope_family="Eumastacidae" scope_order="Orthoptera" scope_subOrder="Caelifera" scope_superFamily="Eumastacoidea">
|
||||
<subSubSection id="5BB1EB2E7E18F25383654B125198EFAD" type="nomenclature">
|
||||
<paragraph id="D45295F88F796AE89FEFCCDF73ED9CB0">
|
||||
<heading id="DF19D08238AC92DBC0CC8F5D2AFA06C3" reason="label">Genus</heading>
|
||||
<taxonomicName id="24FDD74F4520EFC502DD2FFC32C6915D" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus" status="gen. nov." superFamily="Eumastacoidea">
|
||||
<emphasis id="C5D41C0E4E0CAA9CFA07355E0DBDFCBE" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
<taxonomicNameLabel id="8929E190B1BDC1405C911FD53A01FBF1" rank="genus">gen. nov.</taxonomicNameLabel>
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="C28F1B7C37BA64D5DEB11237933766C0" type="description">
|
||||
<paragraph id="E704DD830CA3E9EBBCCBD27EEDCED846">
|
||||
<figureCitation id="56FED98104287D364BCBAAD0C1B1FAAB" captionStart="Fig. 3" captionStartId="F3" captionText="Fig. 3. Burmeumastax lexiae gen. et sp. nov. holotype male GPIH _ 07011. A, B. Image and drawing of specimen’s right side, respectively. C. and D. Image and drawing of specimen’s left side, respectively. E, F. Image and interpretative drawing of the abdominal region including external genitalia. Abbreviations: abd = abdomen; tg = forewing; mt = metatibia; mf = metafemur; pr = pronotum; h = head; ptl = prothoracic leg; pa = palpus; msl = mesothoracic leg; e = eye; lat = last abdominal tergite; ce = cercus; sap = supra-anal plate; sgp = sub-genital plate. Scale bars: 5 mm (A, B, C, D); 1 mm (E, F)." figureDoi="10.3897/jor.34.134361.fig3" httpUri="https://binary.pensoft.net/fig/1308454">Figs 3</figureCitation>
|
||||
,
|
||||
<figureCitation id="189717412A114346DABCA204EA4D2C20" captionStart="Fig. 4" captionStartId="F4" captionText="Fig. 4. Burmeumastax lexiae gen. et sp. nov. holotype male GPIH _ 07011. A. Detail of the head. B. Detail of the pronotum. Abbreviations: pg = pronotal groove. Scale bars: 1 mm." figureDoi="10.3897/jor.34.134361.fig4" httpUri="https://binary.pensoft.net/fig/1308455">4</figureCitation>
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="SECID0EYGAE" type="type_taxon">
|
||||
<paragraph id="B8EEE0ACD6E78BCF6F6A510D41F4E862">
|
||||
<heading id="528004070065756B524E83DB6957C620" reason="title">
|
||||
<emphasis id="B569CE0CE806C6AA401917BE391F964D" italics="true">Type species.</emphasis>
|
||||
—
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="FFE74E61E89E22451525EF099B636689">
|
||||
<taxonomicName id="10CB6A4CD46BF29A350242C0C8BB1620" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="lexiae" status="sp. nov.">
|
||||
<emphasis id="0FBF170AA99D746A42D9EB2F9BE5E63B" italics="true">Burmeumastax lexiae</emphasis>
|
||||
</taxonomicName>
|
||||
<taxonomicNameLabel id="04A7DFE29C9798C9C1FE586DAED09C6C" rank="species">sp. nov.</taxonomicNameLabel>
|
||||
, by monotypy.
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="SECID0EMHAE" type="etymology">
|
||||
<paragraph id="6280D2612FE348CA1E3B7E96B9ABF062">
|
||||
<heading id="D7546FDE0BC5C95882A01C7938781A9B" reason="title">
|
||||
<emphasis id="CCF0B4C066C08BB3B21EADF16FCD339A" italics="true">Etymology.</emphasis>
|
||||
—
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="9B29B7E80C08B119202C43AE0107DE24">
|
||||
The genus name derives from a combination of the words “
|
||||
<collectingCountry id="CC3E8A622AB75DF64EDCE950F1A3815C" name="Myanmar">Burma</collectingCountry>
|
||||
” and “
|
||||
<taxonomicName id="17FA688DB78F20EB11033172A0D779D3" authorityName=", Burr" authorityYear="1899" class="Insecta" family="Eumastacidae" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="family">Eumastacidae</taxonomicName>
|
||||
” in reference to its geographical and phylogenetic affiliations, respectively.
|
||||
</paragraph>
|
||||
<caption id="E4F7E9D2AFB0B4A83CAB1EB680D1B3B2" ID-DOI="10.3897/jor.34.134361.fig4" ID-arpha="07E256A9-BC8D-51A4-894D-128F0933D8EC" httpUri="https://binary.pensoft.net/fig/1308455" startId="F4">
|
||||
<paragraph id="A3DDFCC2241F013B0D6A551A78F49CE9">
|
||||
<label id="C4C1918F71F6816BAE132C3FAA7D51BE">Fig. 4.</label>
|
||||
</paragraph>
|
||||
<paragraph id="168453F6DA70417790EFD762D5C38CFA">
|
||||
<taxonomicName id="8475A51BE31A7ABDD1026F59000F2728" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="lexiae" status="gen. et sp. nov.">
|
||||
<emphasis id="8C47883AF3A0A049679E5CE0F4505582" italics="true">Burmeumastax lexiae</emphasis>
|
||||
</taxonomicName>
|
||||
<taxonomicNameLabel id="02E8575AB0120AC1BF39128ED1249BA3" rank="species">gen. et sp. nov.</taxonomicNameLabel>
|
||||
holotype male GPIH _ 07011.
|
||||
<emphasis id="88375E3D2902B94D69E5FF78DFE05517" bold="true">A.</emphasis>
|
||||
Detail of the head.
|
||||
<emphasis id="EBC9871B3EBF4556692E1B93808644BF" bold="true">B.</emphasis>
|
||||
Detail of the pronotum. Abbreviations: pg = pronotal groove. Scale bars: 1 mm.
|
||||
</paragraph>
|
||||
</caption>
|
||||
</subSubSection>
|
||||
<subSubSection id="SECID0EWIAE" type="diagnosis">
|
||||
<paragraph id="CC0F1B00AA2EFD69B3E96BAC3F279947">
|
||||
<heading id="ADFEB850FC9E79436969BCAE368FDB34" reason="title">
|
||||
<emphasis id="B5DA2DB8DA46F79BF080A791682CC261" italics="true">Diagnosis.</emphasis>
|
||||
—
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="71601519ACDAC2DFFEFAE7BB4E580236">Pronotum with two distinct grooves. Anterior groove smooth, posterior groove sharp. Brachypterous. Last abdominal tergite consisting of 5–7 plates. Supraanal plate elongate, triangular. Sub-genital plate bulbous with apical central fold and lateral cercus-like lobes. Cercus slender, same length as supra-anal plate. Cercus and sub-genital plate setulose. Only dorsal (= middle) plate of last abdominal tergite setulose.</paragraph>
|
||||
</subSubSection>
|
||||
<subSubSection id="SECID0E5IAE" type="remarks">
|
||||
<paragraph id="A17EA39531EB7FE4EAFE09D3E2D8CAD4">
|
||||
<heading id="87FF74B15148C1AEA3BF7F0BBEF2C965" reason="title">
|
||||
<emphasis id="6357F12A740709A77373ACB70EF85DB9" italics="true">Remarks.</emphasis>
|
||||
—
|
||||
</heading>
|
||||
</paragraph>
|
||||
<paragraph id="78F7C7D94986AA2FD08E9A8CB90B70B6">
|
||||
Systematic placement of
|
||||
<taxonomicName id="EFA0779BF63CD0F896936C58A0CA0B23" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="05B9D3CF8D4D37C03E4150B428041860" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
inside
|
||||
<taxonomicName id="6C4C66DCA0BE58403EB2C4F4BF1169C2" authorityName="Burr" authorityYear="1899" class="Insecta" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="superFamily" superFamily="Eumastacoidea">Eumastacoidea</taxonomicName>
|
||||
is difficult. As
|
||||
<taxonomicName id="1972DC9D57493BD885E6257376CD18FF" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="77B0E5A60C46BD734A1412CBB5B8D216" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
is a brachypterous genus, a comparison with most other fossil genera of the superfamily is impossible. The only two fossil genera that can be compared with
|
||||
<taxonomicName id="126A9A2F961D136E57701F5FDF95FFD3" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="E5E0DF2DBA11C7E95F1FC918CAFB84BC" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
are
|
||||
<taxonomicName id="4811676F4A3C8ED7BA0CBEBFE7E7551A" authority="Gorochov, 2012" authorityName="Gorochov" authorityYear="2012" class="Insecta" family="Eumastacidae" genus="Eoerianthus" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="96EDFE3FB6273DF444CD7F508FF1EB6B" italics="true">Eoerianthus</emphasis>
|
||||
<bibRefCitation id="45334438131EC2229B6DAACF939A442E" DOI="10.15298/rusentj.21.4.02" author="Gorochov AV & Labandeira CC" journalOrPublisher="Russian Entomological Journal" pagination="357-370" refId="B11" refString="Gorochov AV, Labandeira CC (2012) Eocene Orthoptera from Green River Formation of Wyoming (USA). Russian Entomological Journal 21: 357-370. https://doi.org/10.15298/rusentj.21.4.02" title="Eocene Orthoptera from Green River Formation of Wyoming (USA)." volume="21" year="2012">Gorochov, 2012</bibRefCitation>
|
||||
</taxonomicName>
|
||||
and
|
||||
<taxonomicName id="4AEB1E07A428CCB93F5ECD3533DC4301" authority="Perez-Gelabert et al., 1997" authorityName="Perez-Gelabert" authorityYear="1997" class="Insecta" family="Episactidae" genus="Paleomastacris" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="1B74FE6735B722A4812ECD787285204A" italics="true">Paleomastacris</emphasis>
|
||||
Perez-Gelabert et al., 1997
|
||||
</taxonomicName>
|
||||
. The type and only species of the first genus,
|
||||
<taxonomicName id="04A558432CB84969D043375C80646EEC" authority="Gorochov, 2012" authorityName="Gorochov" authorityYear="2012" class="Insecta" family="Eumastacidae" genus="Eoerianthus" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="eocaenicus">
|
||||
<emphasis id="6278057FFCBF342099B1A1703157C836" italics="true">E. eocaenicus</emphasis>
|
||||
<bibRefCitation id="67D206895651E159826C68C95DC9DC63" DOI="10.15298/rusentj.21.4.02" author="Gorochov AV & Labandeira CC" journalOrPublisher="Russian Entomological Journal" pagination="357-370" refId="B11" refString="Gorochov AV, Labandeira CC (2012) Eocene Orthoptera from Green River Formation of Wyoming (USA). Russian Entomological Journal 21: 357-370. https://doi.org/10.15298/rusentj.21.4.02" title="Eocene Orthoptera from Green River Formation of Wyoming (USA)." volume="21" year="2012">Gorochov, 2012</bibRefCitation>
|
||||
</taxonomicName>
|
||||
, is from the Eocene (56–33.9 Mya) of North America (
|
||||
<collectingRegion id="4E88820392610EAF689E02FDD569A56F" country="United States of America" name="Wyoming">Wyoming</collectingRegion>
|
||||
, Green River Formation) (
|
||||
<bibRefCitation id="64A36A48865712ABB98C64490BE83BEB" DOI="10.15298/rusentj.21.4.02" author="Gorochov and Labandeira" firstAuthor="Gorochov" journalOrPublisher="Russian Entomological Journal" pagination="357-370" refId="B11" refString="Gorochov AV, Labandeira CC (2012) Eocene Orthoptera from Green River Formation of Wyoming (USA). Russian Entomological Journal 21: 357–370. https://doi.org/10.15298/rusentj.21.4.02" title="Eocene Orthoptera from Green River Formation of Wyoming (USA)." volume="21" year="2012">Gorochov and Labandeira 2012</bibRefCitation>
|
||||
), thus separated from
|
||||
<taxonomicName id="681A400D8812E0C93676848A57A33EA3" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="21928E3D3BAB7A99B25AB6D0F7D850FB" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
by at least 40 My. Morphologically,
|
||||
<taxonomicName id="D19A5C56B9E6422F3DA0814C8866FCCA" authorityName="Gorochov" authorityYear="2012" class="Insecta" family="Eumastacidae" genus="Eoerianthus" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="11BDE418F49B7B5A049881C41378985F" italics="true">Eoerianthus</emphasis>
|
||||
</taxonomicName>
|
||||
differs from
|
||||
<taxonomicName id="C79720CE66439BD5D33677255DCCA9C3" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="A1121B9E15FFF2D30B794E2A2084E70A" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
in having a body three times longer, featuring fully developed wings, a very different pronotum morphology with no dorsal grooves, and no small spines on the metafemur (
|
||||
<bibRefCitation id="526A924852762D34D9284B7E42FA08DB" DOI="10.15298/rusentj.21.4.02" author="Gorochov and Labandeira" firstAuthor="Gorochov" journalOrPublisher="Russian Entomological Journal" pagination="357-370" refId="B11" refString="Gorochov AV, Labandeira CC (2012) Eocene Orthoptera from Green River Formation of Wyoming (USA). Russian Entomological Journal 21: 357–370. https://doi.org/10.15298/rusentj.21.4.02" title="Eocene Orthoptera from Green River Formation of Wyoming (USA)." volume="21" year="2012">Gorochov and Labandeira 2012</bibRefCitation>
|
||||
). The abdominal apex and external genitalia were not preserved in the specimen of
|
||||
<taxonomicName id="0B1A166AA132E00164ADE551CD30082B" authorityName="Gorochov" authorityYear="2012" class="Insecta" family="Eumastacidae" genus="Eoerianthus" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="A61003714B76667554A2F193913A1CB8" italics="true">Eoerianthus</emphasis>
|
||||
</taxonomicName>
|
||||
.
|
||||
<taxonomicName id="74083431AC24F771892237FBBB14C86D" authority="Perez-Gelabert et al., 1997" authorityName="Perez-Gelabert" authorityYear="1997" class="Insecta" family="Episactidae" genus="Paleomastacris" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="ambarinus">
|
||||
<emphasis id="39E6A24B72AF190445648C81FB9481BB" italics="true">Paleomastacris ambarinus</emphasis>
|
||||
Perez-Gelabert et al., 1997
|
||||
</taxonomicName>
|
||||
, type and only species of the second genus, differs from
|
||||
<taxonomicName id="2147EF3134378CC6C09E095141F2E4E1" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="DB9C67659FE531382849D1D56F095A0D" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
by being completely apterous, a pronotum without dorsal grooves, and external genitalia of alternate shape. The supraanal plate of
|
||||
<taxonomicName id="52D64685AA608BA621D490861094EA18" class="Insecta" family="Episactidae" genus="Paleomastacris" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="ambarinus">
|
||||
<emphasis id="A12675BB926EB80708094CAEEC2A0376" italics="true">P. ambarinus</emphasis>
|
||||
</taxonomicName>
|
||||
is diamond-shaped, while it is triangular in
|
||||
<taxonomicName id="F3751DA5553C8262F248E365B459A5C3" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="lexiae">
|
||||
<emphasis id="DBB86DF55AA9C992A1242CB143006270" italics="true">B. lexiae</emphasis>
|
||||
</taxonomicName>
|
||||
. The sub-genital plate consists of two ventrally separated triangle-shaped parts in
|
||||
<taxonomicName id="169CA65DA84C31C56F7C63CC8F4A0F9B" class="Insecta" family="Episactidae" genus="Paleomastacris" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="ambarinus">
|
||||
<emphasis id="1EDDA832737BF357E93EB02EA2F507C0" italics="true">P. ambarinus</emphasis>
|
||||
</taxonomicName>
|
||||
but is bulbous with a ventral fold in
|
||||
<taxonomicName id="89C7E3A348091EAC160C536631AED93C" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="species" species="lexiae">
|
||||
<emphasis id="AE80D053DDF1B4BAEF66FDD4C9E5891B" italics="true">B. lexiae</emphasis>
|
||||
</taxonomicName>
|
||||
.
|
||||
</paragraph>
|
||||
<paragraph id="B7A50C0372581B6178745F59E335B9A8">
|
||||
Without knowledge of the internal genitalia and specifically the phallic complex, attribution of
|
||||
<taxonomicName id="0F49C3DD161C936F057B61A059952A1F" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="266D817234C7B2380778901CF5B4D6C7" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
to one of the seven extant families of
|
||||
<taxonomicName id="4D759853365C7E7193D191E61C5BE0FF" authorityName="Burr" authorityYear="1899" class="Insecta" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="superFamily" superFamily="Eumastacoidea">Eumastacoidea</taxonomicName>
|
||||
is problematic, as other morphological characters that could be used for diagnosis are lacking in this understudied group.
|
||||
<taxonomicName id="975ADB86EF230583BDA48F38DD451DA5" authorityName="Husemann & Schall & Uchida & Kotthoff" authorityYear="2025" class="Insecta" family="Eumastacidae" genus="Burmeumastax" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="genus">
|
||||
<emphasis id="669EC616641F8E272A99DC20E94C8618" italics="true">Burmeumastax</emphasis>
|
||||
</taxonomicName>
|
||||
differs from modern-day
|
||||
<taxonomicName id="87C88E6115F92E7534D1F8ABB4E3035A" authorityName="Burr" authorityYear="1899" class="Insecta" kingdom="Animalia" order="Orthoptera" phylum="Arthropoda" rank="superFamily" superFamily="Eumastacoidea">Eumastacoidea</taxonomicName>
|
||||
by its last abdominal tergite consisting of several (5–7) separate parts. In extant species, this structure is made up of one joint or two lateral plates with just a small space dorsally (
|
||||
<bibRefCitation id="71E73C44E516D6E685702FC84C4E0FC3" author="Dirsh" firstAuthor="Dirsh" journalOrPublisher="Eos, Revista española de Entomología" pagination="537-549" refId="B9" refString="Dirsh VM (1966) New genera and species of Acridoidea from Madagascar (Orthoptera). Eos, Revista española de Entomología 41: 537–549. http://hdl.handle.net/10261/162225" title="New genera and species of Acridoidea from Madagascar (Orthoptera)." url="http://hdl.handle.net/10261/162225" volume="41" year="1966">Dirsh 1966</bibRefCitation>
|
||||
,
|
||||
<bibRefCitation id="510AC208E8DF4E9DC35369C0299C8A55" DOI="10.1080/21686351.1979.12278199" author="Descamps" firstAuthor="Descamps" journalOrPublisher="Annales de la Société Entomologique de France" pagination="117-155" refId="B8" refString="Descamps M (1979) Eumastacoidea néotropicaux. Diagnoses, signalisations, notes biologiques. Annales de la Société Entomologique de France 15: 117–155. https://doi.org/10.1080/21686351.1979.12278199" title="Eumastacoidea néotropicaux. Diagnoses, signalisations, notes biologiques." volume="15" year="1979">Descamps 1979</bibRefCitation>
|
||||
, Rowell and Bentos-Perreira 2001).
|
||||
</paragraph>
|
||||
</subSubSection>
|
||||
</treatment>
|
||||
</document>
|
||||
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Reference in a new issue